saccharine

sac·cha·rine

adj
\ˈsak-(ə-)rən also -ə-ˌrēn or -ə-ˌrīn\

Definition of SACCHARINE

1

a : of, relating to, or resembling that of sugar <saccharine taste> b : yielding or containing sugar <a saccharine fluid>

2

: overly or sickeningly sweet <saccharine flavor>